1323322012 has 6 divisors (see below), whose sum is σ = 2315813528. Its totient is φ = 661661004.

The previous prime is 1323322009. The next prime is 1323322031. The reversal of 1323322012 is 2102233231.

It is a super-2 number, since 2×1323322012² = 3502362294887456288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165415248 + ... + 165415255.

Almost surely, 2^1323322012 is an apocalyptic number.

It is an amenable number.

1323322012 is a deficient number, since it is larger than the sum of its proper divisors (992491516).

1323322012 is a wasteful number, since it uses less digits than its factorization.

1323322012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330830507 (or 330830505 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1323322012 is about 36377.4932066518. The cubic root of 1323322012 is about 1097.8807715679.

Adding to 1323322012 its reverse (2102233231), we get a palindrome (3425555243).

It can be divided in two parts, 13233 and 22012, that added together give a triangular number (35245 = T₂₆₅).

The spelling of 1323322012 in words is "one billion, three hundred twenty-three million, three hundred twenty-two thousand, twelve".